How to evaluate 4a-3c where a=-3 and c=0

Everett jogged 1 4 of a lap in P. E. class and 3 5 of a lap during track practice. How many laps did Everett jog in all? A) 2 3 B) 4 9 C) 17 20 D) 19 20

Y=5x+5 -15x+y = - 1 solve for x and y show all work

if the diameter of a nickel is 0.835 in and the width of each nickel is 0.077 in what is the approximate surface area of the 2$ roll of nickels round your answer to the nearest hundredth

1km in the ration 19:1

Brent divided 4 1/8 by a number and got 5 1/4. What number did he divide by?

Miley has a shoe shelf 33 inches wide if each of her shoes is 2 3/4 inches wide how many shoes can she fit on the shelf

There are 100 employees in your company. Fifty of them do not have company health insurance. What percent of the employees do not have health insurance?

Deanna estimated the product of 6.45 and 10.2. How does the estimate compare to the exact product?

The Lewis family went out to an expensive restaurant for dinner. The bill was $108.00. Mr. Lewis wanted to leave a 15% tip. How much did he pay in all, including the tip?

Joey wants to build a rectangular garden. He plans to use a side of a river for one side of the garden, he will not place fencing along this side of the garden. He has 92 yards of fencing material. What is the maximum area that will be enclosed?